service worker: Add promise boilerplate for NavigationPreload enable/disable

content/child/service_worker/web_service_worker_registration_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/service_worker/web_service_worker_registration_impl.h"
 
 #include <utility>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "content/child/service_worker/service_worker_dispatcher.h"
 #include "content/child/service_worker/service_worker_registration_handle_reference.h"
 #include "content/child/service_worker/web_service_worker_impl.h"
 #include "content/child/service_worker/web_service_worker_provider_impl.h"
 #include "content/common/service_worker/service_worker_types.h"
+#include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerError.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerRegistrationProxy.h"
 
 namespace content {
 
 namespace {
 
 class HandleImpl : public blink::WebServiceWorkerRegistration::Handle {
  public:
   explicit HandleImpl(
       const scoped_refptr<WebServiceWorkerRegistrationImpl>& registration)
@@ skipping 112 matching lines @@
     WebServiceWorkerUnregistrationCallbacks* callbacks) {
   WebServiceWorkerProviderImpl* provider_impl =
       static_cast<WebServiceWorkerProviderImpl*>(provider);
   ServiceWorkerDispatcher* dispatcher =
       ServiceWorkerDispatcher::GetThreadSpecificInstance();
   DCHECK(dispatcher);
   dispatcher->UnregisterServiceWorker(provider_impl->provider_id(),
                                       registration_id(), callbacks);
 }
 
+void WebServiceWorkerRegistrationImpl::enableNavigationPreload(
+    WebEnableNavigationPreloadCallbacks* callbacks) {
+  std::unique_ptr<WebEnableNavigationPreloadCallbacks> owned_callbacks(
+      callbacks);
+  // TODO(falken): Implement this.
+  owned_callbacks->onError(blink::WebServiceWorkerError(
+      blink::WebServiceWorkerError::ErrorTypeAbort, "Not implemented"));
+}
+
+void WebServiceWorkerRegistrationImpl::disableNavigationPreload(
+    WebDisableNavigationPreloadCallbacks* callbacks) {
+  std::unique_ptr<WebDisableNavigationPreloadCallbacks> owned_callbacks(
+      callbacks);
+  // TODO(falken): Implement this.
+  owned_callbacks->onError(blink::WebServiceWorkerError(
+      blink::WebServiceWorkerError::ErrorTypeAbort, "Not implemented"));
+}
+
 int64_t WebServiceWorkerRegistrationImpl::registration_id() const {
   return handle_ref_->registration_id();
 }
 
 // static
 std::unique_ptr<blink::WebServiceWorkerRegistration::Handle>
 WebServiceWorkerRegistrationImpl::CreateHandle(
     const scoped_refptr<WebServiceWorkerRegistrationImpl>& registration) {
   if (!registration)
     return nullptr;
   return base::MakeUnique<HandleImpl>(registration);
 }
 
 blink::WebServiceWorkerRegistration::Handle*
 WebServiceWorkerRegistrationImpl::CreateLeakyHandle(
     const scoped_refptr<WebServiceWorkerRegistrationImpl>& registration) {
   if (!registration)
     return nullptr;
   return new HandleImpl(registration);
 }
 
 WebServiceWorkerRegistrationImpl::~WebServiceWorkerRegistrationImpl() {
   ServiceWorkerDispatcher* dispatcher =
       ServiceWorkerDispatcher::GetThreadSpecificInstance();
   if (dispatcher)
     dispatcher->RemoveServiceWorkerRegistration(handle_ref_->handle_id());
 }
 
 }  // namespace content